- 433MHz Welcome Intelligent Wireless Doorbell Smart Door Bell Button with Battery for Home Burglar Security Alarm System
- Two SKU optional :1 is a multifunctional doorbell /1 is the SOS emergency button doorbell
- High-quality sound: the doorbell is equipped with a high-quality sound system, providing clear and thick sound quality, allowing you to hear every ring of the doorbell.
- Space-saving: compact design, does not take up too much space, suitable for a variety of household installation needs.
- Long life: made of high quality materials, durable and long service life.
